The importance of the portal of entry in certain microbial infections. The primary cutaneous "chancriform" syndrome.
D000486:Allergy and Immunology; D001759:Blastomycosis / Q000209:etiology; D003047:Coccidioidomycosis / Q000209:etiology; D006660:Histoplasmosis / Q000209:etiology; D006801:Humans; D007239:Infections / Q000209:etiology; D009181:Mycoses / Q000209:etiology*; D012877:Skin Manifestations / Q000209:etiology*; D013174:Sporotrichosis / Q000209:etiology; D014376:Tuberculosis / Q000209:etiology